Switch



Dec. 30, 1930, l, y l.. T. ROBERTON n .1,787,262

ATTORNEY l5 ourfeircuits, anyone of Which may be closed 28 and 29Vmounted. in'posts 4 and These i Patented Dea-30, l1930 l M l TUMTEDSTATES PATENT #OFFICE i i i LLonTHoivras RoBERToN, vor MIVLWUiiEE,vvIsooNsIiv y i i `sWIfroIr` l Application ledi September 20, `1929.Serial'No. 393,g79 l,

My invention relates to switches which are sired. A knob 16 is securedto the top vofthe f used where.itisdesirahle to have a plurality postl() for its convenient manipulation.

' of=electrical circuits which can'be'selectively Contact points '17 and18, of suitable macontrolled by, a single handle, and in which terial,are mounted in the sides of the postlO, `two circuits may he closed hythe one handle. in position to register and contact with coni Myinvention relates morezspeciiically to a tact points 1.9 and 20n'iountedin screws 2l switch for use in radiocircuits Wherelthere is and22, which are adjust-ably mounted in remote control of the sehn-.such asystem, for posts 2 and 3, lool; nuts being vrprovidedto eioi'mple, asis described in y my copending secure the screws 2l and' 22 in adjustedposi- 10 .application for `Letters Patent, vSerial `No. tion. i An yarm2?) is mounted in the post l0, 50 402,389, in which 4I describev the'tneed of a and extends outna dly therefrom. vThis arm Switch vof thistype n i n 23 has Contact points 24 and"25 mounted ley invention hasforitsoloject,`to simplify thereon,` Whichare in register with vcontact theconstruction of the switch and Connect points 2Gand 27, Which aremounted in screws by moving the sivitch handle, vand in lWhich pointsare adapted to make contact When the twogilrcuigmay be closed Ybylpractically the Varm 23 is swung to the right or left resuec- .samemovement of thesWitch. n tively. T he screws 28 `and 29 are adjustable'Uli/.ly Ineens ot accomplishing the foregoing 'in posts e. and 5, locknuts 30' and 31 being -0, 4object reference to the accompanyi'ng`drawings, made.'y )The post l() is. connected by an elec- Whieh arehereto anneXedand-are-a parto-li tricgconductor to a suitable sourceotelectric this Sileclctiol, in WllClly .y current, as a battery. (notshown), this Wire Fig. l is a top or plan view of a switch conbeing thethifrd'or common Wire,so' called.

mem; insulated'material/32, which isprofvided'with F 2 is a sideelevation of the saine; and, Aa slot 33 which permits the `post l() totilt;

.3 is an end eevati011- f A T he ends ofthe insulation 32`have lateraleX- Similar reference numerals refer to simiA )tensions 34 andv 35, toWhicl'i are secured lthe 13G lar parts throughout the entiredescription. `ends ot'coil springs" fldfflhe .other ends of mi 35 Theseposts are provided with clips 6, 7, 8 and c 26 a1id`j27..

prises a base plate 1 formed of suitable insuand .38 Ofalol whichsmollnted in the-post latine material. This hase l has posts 2, 3, l 10-'111,65 SpIlDgS 3.5 `Serve to hOldL the arm and .5 which' are rieldlmounted thereon. QDOLHIll out .ot .Contact Witlithe oints As shown in.the drawines,1ny switch comthese springs 8G are secured tothe ends 37`.9, of standard construction, to ywhich may he The operation of thes'vvitch is as follows: attached the Wires ot thevarious circuits. fAssuming it is desired to close the circuit The switch handle is mountedon. the baser throughpost 3, theoperatorgrasps the. knob plate l midwayVbetween posts 2 and 3, and 16 and tilts thefpost lO'until the.contact-point consists ot a post 10, kwhich is tiltahle andlScOntact'sipoint 20m thel screw 22 in post D rotatable, as clearlyseenin the drawings, lie-1 l3-thus .closing this circuit.4 NOW, if it isdeine; loosely mounted in an opening y111 in the 'sirahle tofclose thecircuit through either post` baseV plate l.. A coil .spring l2 ismounted on l or 5, all thatis necessary for the operatorto the post l0,and hears' against Washer 13A Vdoisfto rotate thelknob 16. (While stillhold- 5 which rest-s on the base plate'l, and a similar ing the circuitclosed through' points 18 and Washer 14 which engages aV shoulder 1F20:) until the contact point onthe Varm 23 tormedl on the post 10.r Theresult of this contactseither the contaet'point26 or 27 as constructionis that the spring 1,2 holds the is desired, and thecircuit througheither post post l0 normally in a vertical position, while 4er 5 will beclosed, as the'casepmay be.

Sima?, bemoreready lmdeygtoodiby provided to` secure the adjustment[when w r structed in accordance4 with my iinprove- .MountdllpOHtllGPOSSQHDL 3iS wPGCPf 75 it may he tiltedtrom side tok side when de ItWillbe apparentfrom the foregoing, that im) y upon releasing the knob 16the coil springs 36 will automatically return and hold the post l0 inthe open position, and all the circuits will be open. It is also plainthat the lmob 16 can be rotated to close the circuit through either post4 or 5 without closing either circuit through posts 2 and 3, or hatafter the circuit through either post t or is completed then the post l0may be tilted either way and a circuit completed through either post 2or 3.

Although I have shown a specific embodif ment out my invention, it isonly to illustrate a preferred form thereof, and I do not wish to beunderstood as limiting` myself to the with the first named contacts, andmeans to close one or more of said contacts.

2. In a multiple contact switch, a plurality of contacts, a tiltablepost connected to a source of current supply, contacts on said post,means to hold said contacts normally out of contact with said tirstnamed contacts, and means to close one or more of said contacts.

3. In a multiple contact switch, a plurality of contacts, a rotatableand tiltable post connected to a source of current supply, contacts onsaid post, means to hold said contacts normally out of contact with thefirst named contacts, and means to closecone or more ot said contacts.

ll. In a multiple contact switch, a base plate, a plurality of contacts,a post connected to a source of current supply, contacts on said post,means to hold said contacts normally out of contact with the iirst namedcontacts, kand means to close one or more of said contacts.

5. In a multiple contact switch, a base plate, a plurality of posts onsaid base plate, a plu rality of contacts in said posts, a rotatable andtiltable postconnected to a source of current supply, contacts on saidpost and an arm on said post, contacts on said arm,`means to hold saidcontacts normally out of contact with the rst named contacts, and meansto close one or more ott said contacts.

6. In a multiple contact switch, a base plate, a plurality of postsmounted thereon, adjustable contacts mounted in said posts,

^ means to connect electrical conductors to said posts, a rotatable andtiltable post, contact-s on said post adapted to engage certain ot thesaid first named contacts when the post is tilted, an armon said post,contacts on said arm adapted to engage certain of said contacts when thepost is rotated, and a spring which holds said contacts on saidrotatable and tiltable post normally out of engagement with the firstnamed contacts.

7. In aI multiple contact switch, a base plate ot insulating material, aplurality of posts fixedly mounted thereon, a plurality of screwsadjustably mounted in said posts, contacts on said screws, means toconnectsaid posts to electrical conductors, a slot in said base plateintermediate two of said posts, a post mounted in said slot, a coilspring, surrounding` a portion ot said post, which holds said postnormally in a Vertical position, a knob on said post, said post beingconnected to a source oit electrical supply, an arm which entendsintermediate two ot' said first named posts, contacts-on said arm whichengage the contacts on the screws when the post is rotated, and springswhich hold the contacts on the arm normally out of contact with thecont-acts on the screws.

8. In a multiple contact switch, a base plate, a plurality ot' postsmounted thereon, adjustable contacts mounted in said posts, means toconnect electrical conductors to said posts, a rotatable and tiltablepostl` contacts on said post adapted to engage certain of said firstnamed contacts when the post is tilted, an arm on said post, contacts onsaid arm adapted to engage certain of said contacts when the post isrotated, a spring which holds said contacts on said rotatable andtiltable post normally out of engagement with the iirst named contacts,and means to hold the contacts on said arm out of contact with thecontacts on said posts.

LLOYD THOMAS ROBERTON.

